Check TTY status at bringup

If Telecom gets initialized before the status bar, the receiver in
PhoneStatusBarPolicy may miss the TTY status intent that Telecom sends
out. Make a call to TelecomManager#getCurrentTtyMode to explicitly check
in order to show the icon correctly.

Change-Id: I51b33c3fcef83a1519b07584095440d8f01ed0cb
Fixes: 62475394
Test: manual
1 file changed